import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

/* Router Modules */
// import componentsRouter from './modules/components'
// import chartsRouter from './modules/charts'
// import tableRouter from './modules/table'
// import nestedRouter from './modules/nested'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    noCache: true                if set true, the page will no be cached(default is false)
    affix: true                  if set true, the tag will affix in the tags-view
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/redirect',
    component: Layout,
    hidden: true,
    children: [
      {
        path: '/redirect/:path(.*)',
        component: () => import('@/views/redirect/index')
      }
    ]
  },
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },
  {
    path: '/auth-redirect',
    component: () => import('@/views/login/auth-redirect'),
    hidden: true
  },
  {
    path: '/404',
    component: () => import('@/views/error-page/404'),
    hidden: true
  },
  {
    path: '/401',
    component: () => import('@/views/error-page/401'),
    hidden: true
  },
  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [
      {
        path: 'dashboard',
        component: () => import('@/views/dashboard/index'),
        name: 'Dashboard',
        meta: { title: 'Dashboard', icon: 'dashboard', affix: true }
      }
    ]
  },
  {
    path: '/documentation',
    component: Layout,
    children: [
      {
        path: 'index',
        component: () => import('@/views/documentation/index'),
        name: 'Documentation',
        meta: { title: 'Documentation', icon: 'documentation', affix: true }
      }
    ]
  },
  {
    path: '/guide',
    component: Layout,
    redirect: '/guide/index',
    children: [
      {
        path: 'index',
        component: () => import('@/views/guide/index'),
        name: 'Guide',
        meta: { title: 'Guide', icon: 'guide', noCache: true }
      }
    ]
  },
  {
    path: '/profile',
    component: Layout,
    redirect: '/profile/index',
    hidden: true,
    children: [
      {
        path: 'index',
        component: () => import('@/views/profile/index'),
        name: 'Profile',
        meta: { title: 'Profile', icon: 'user', noCache: true }
      }
    ]
  }
]

/**
 * asyncRoutes
 * the routes that need to be dynamically loaded based on user roles
 */
export const asyncRoutes = [
         {
           path: "/permission",
           component: Layout,
           redirect: "/permission/page",
           alwaysShow: true, // will always show the root menu
           name: "Permission",
           meta: {
             title: "Permission",
             icon: "lock",
             roles: ["admin", "editor"] // you can set roles in root nav
           },
           children: [
             {
               path: "page",
               component: () => import("@/views/permission/page"),
               name: "PagePermission",
               meta: {
                 title: "Page Permission",
                 roles: ["admin"] // or you can only set roles in sub nav
               }
             },
             {
               path: "directive",
               component: () => import("@/views/permission/directive"),
               name: "DirectivePermission",
               meta: {
                 title: "Directive Permission"
                 // if do not set roles, means: this page does not require permission
               }
             },
             {
               path: "role",
               component: () => import("@/views/permission/role"),
               name: "RolePermission",
               meta: {
                 title: "Role Permission",
                 roles: ["admin"]
               }
             }
           ]
         },

         {
           path: "/icon",
           component: Layout,
           children: [
             {
               path: "index",
               component: () => import("@/views/icons/index"),
               name: "Icons",
               meta: { title: "Icons", icon: "icon", noCache: true }
             }
           ]
         },

         /** when your routing map is too long, you can split it into small modules **/
         //   componentsRouter,
         //   chartsRouter,
         //   nestedRouter,
         //   tableRouter,

         {
           path: "/example",
           component: Layout,
           redirect: "/example/list",
           name: "Example",
           meta: {
             title: "Example",
             icon: "el-icon-s-help"
           },
           children: [
             {
               path: "create",
               component: () => import("@/views/example/create"),
               name: "CreateArticle",
               meta: { title: "Create Article", icon: "edit" }
             },
             {
               path: "edit/:id(\\d+)",
               component: () => import("@/views/example/edit"),
               name: "EditArticle",
               meta: {
                 title: "Edit Article",
                 noCache: true,
                 activeMenu: "/example/list"
               },
               hidden: true
             },
             {
               path: "list",
               component: () => import("@/views/example/list"),
               name: "ArticleList",
               meta: { title: "Article List", icon: "list" }
             }
           ]
         },

         {
           path: "/tab",
           component: Layout,
           children: [
             {
               path: "index",
               component: () => import("@/views/tab/index"),
               name: "Tab",
               meta: { title: "Tab", icon: "tab" }
             }
           ]
         },

         {
           path: "/error",
           component: Layout,
           redirect: "noRedirect",
           name: "ErrorPages",
           meta: {
             title: "Error Pages",
             icon: "404"
           },
           children: [
             {
               path: "401",
               component: () => import("@/views/error-page/401"),
               name: "Page401",
               meta: { title: "401", noCache: true }
             },
             {
               path: "404",
               component: () => import("@/views/error-page/404"),
               name: "Page404",
               meta: { title: "404", noCache: true }
             }
           ]
         },

         {
           path: "/error-log",
           component: Layout,
           children: [
             {
               path: "log",
               component: () => import("@/views/error-log/index"),
               name: "ErrorLog",
               meta: { title: "Error Log", icon: "bug" }
             }
           ]
         },

         {
           path: "/excel",
           component: Layout,
           redirect: "/excel/export-excel",
           name: "Excel",
           meta: {
             title: "Excel",
             icon: "excel"
           },
           children: [
             {
               path: "export-excel",
               component: () => import("@/views/excel/export-excel"),
               name: "ExportExcel",
               meta: { title: "Export Excel" }
             },
             {
               path: "export-selected-excel",
               component: () => import("@/views/excel/select-excel"),
               name: "SelectExcel",
               meta: { title: "Export Selected" }
             },
             {
               path: "export-merge-header",
               component: () => import("@/views/excel/merge-header"),
               name: "MergeHeader",
               meta: { title: "Merge Header" }
             },
             {
               path: "upload-excel",
               component: () => import("@/views/excel/upload-excel"),
               name: "UploadExcel",
               meta: { title: "Upload Excel" }
             }
           ]
         },

         {
           path: "/zip",
           component: Layout,
           redirect: "/zip/download",
           alwaysShow: true,
           name: "Zip",
           meta: { title: "Zip", icon: "zip" },
           children: [
             {
               path: "download",
               component: () => import("@/views/zip/index"),
               name: "ExportZip",
               meta: { title: "Export Zip" }
             }
           ]
         },

         {
           path: "/pdf",
           component: Layout,
           redirect: "/pdf/index",
           children: [
             {
               path: "index",
               component: () => import("@/views/pdf/index"),
               name: "PDF",
               meta: { title: "PDF", icon: "pdf" }
             }
           ]
         },
         {
           path: "/pdf/download",
           component: () => import("@/views/pdf/download"),
           hidden: true
         },

         {
           path: "/theme",
           component: Layout,
           children: [
             {
               path: "index",
               component: () => import("@/views/theme/index"),
               name: "Theme",
               meta: { title: "Theme", icon: "theme" }
             }
           ]
         },

         {
           path: "/clipboard",
           component: Layout,
           children: [
             {
               path: "index",
               component: () => import("@/views/clipboard/index"),
               name: "ClipboardDemo",
               meta: { title: "Clipboard", icon: "clipboard" }
             }
           ]
         },

         {
           path: "external-link",
           component: Layout,
           children: [
             {
               path: "https://github.com/PanJiaChen/vue-element-admin",
               meta: { title: "External Link", icon: "link" }
             }
           ]
         },
         // 设置请求头路由
         {
           path: "/upload",
           component: Layout,
           meta: { roles: ["admin"] },
           children: [
             {
               path: "index",
               component: () => import("@/views/upload"),
               name: "upload",
               meta: { title: "头像上传", icon: "qq" }
             }
           ]
         },
         // 404 page must be placed at the end !!!
         { path: "*", redirect: "/404", hidden: true }
       ];

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({ y: 0 }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
